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authorDavid Howells <dhowells@redhat.com>2006-11-22 14:57:56 +0000
committerDavid Howells <dhowells@redhat.com>2006-11-22 14:57:56 +0000
commitc4028958b6ecad064b1a6303a6a5906d4fe48d73 (patch)
tree1c4c89652c62a75da09f9b9442012007e4ac6250 /drivers/media/video/cpia_pp.c
parent65f27f38446e1976cc98fd3004b110fedcddd189 (diff)
downloadlinux-c4028958b6ecad064b1a6303a6a5906d4fe48d73.tar.bz2
WorkStruct: make allyesconfig
Fix up for make allyesconfig. Signed-Off-By: David Howells <dhowells@redhat.com>
Diffstat (limited to 'drivers/media/video/cpia_pp.c')
-rw-r--r--drivers/media/video/cpia_pp.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/media/video/cpia_pp.c b/drivers/media/video/cpia_pp.c
index 41f4b8d17559..b12cec94f4cc 100644
--- a/drivers/media/video/cpia_pp.c
+++ b/drivers/media/video/cpia_pp.c
@@ -82,6 +82,8 @@ struct pp_cam_entry {
struct pardevice *pdev;
struct parport *port;
struct work_struct cb_task;
+ void (*cb_func)(void *cbdata);
+ void *cb_data;
int open_count;
wait_queue_head_t wq_stream;
/* image state flags */
@@ -130,6 +132,20 @@ static void cpia_parport_disable_irq( struct parport *port ) {
#define PARPORT_CHUNK_SIZE PAGE_SIZE
+static void cpia_pp_run_callback(struct work_struct *work)
+{
+ void (*cb_func)(void *cbdata);
+ void *cb_data;
+ struct pp_cam_entry *cam;
+
+ cam = container_of(work, struct pp_cam_entry, cb_task);
+ cb_func = cam->cb_func;
+ cb_data = cam->cb_data;
+ work_release(work);
+
+ cb_func(cb_data);
+}
+
/****************************************************************************
*
* CPiA-specific low-level parport functions for nibble uploads
@@ -664,7 +680,9 @@ static int cpia_pp_registerCallback(void *privdata, void (*cb)(void *cbdata), vo
int retval = 0;
if(cam->port->irq != PARPORT_IRQ_NONE) {
- INIT_WORK(&cam->cb_task, cb, cbdata);
+ cam->cb_func = cb;
+ cam->cb_data = cbdata;
+ INIT_WORK_NAR(&cam->cb_task, cpia_pp_run_callback);
} else {
retval = -1;
}